Question

A parallel plate capacitor has each plate 0.06 m diameter separted by 0.05 CM of air what will be the capacitance of the capacitor what would be the radius of a sphere having the same capacitor

Answer 1

Solution :-

Convex mirrors always produce a virtual, erect and diminished image and the decrease in size of image depends on the position of the object in front of the mirror.

Hence, image formed by convex mirror are erect.

Hence, the answer is convex mirror.